Beam clamp



FIG. 1 is a perspective view of a beam clamp showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being identical;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a right side elevational view thereof, the left side elevational view being identical. 

The ornamental design for a beam clamp, as shown and described. 